Answer :
Answer:
2.5
Step-by-step explanation:
lines must have the same gradient to be parallel
therefore
k=5-k
rearrange to find k
k+k=5
2k=5
k=5/2
k=2.5
Answer:
2.5
Step-by-step explanation:
lines must have the same gradient to be parallel
therefore
k=5-k
rearrange to find k
k+k=5
2k=5
k=5/2
k=2.5